Caitlin Fielder, a New Zealand runner, finished fifth among women and 43rd overall in the CCC ultramarathon. She was surprised to cross the finish line alongside a man who had not run the race. Fielder expressed her frustration on Instagram, noting the strict regulations of the UTMB World Series.

The CCC ultramarathon, which started in Courmayeur and ended in Chamonix, saw Fielder complete the 107.8 kilometers in 12:25:17. Despite the unexpected company in the finish chute, she remained positive, acknowledging that she would have more opportunities in the future. Read more trail coverage.

The incident highlighted the lack of rules addressing non-participants at the finish line, despite strict regulations on other aspects of the race. UTMB has not commented on the matter. Fielder's strong performance this year includes second place at Tarawera and fourth at Western States 100. Related: Zach Miller Reflects on UTMB Return After Two-Year Hiatus.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.